CN108080933A - Sealing cover press-loading apparatus - Google Patents
Sealing cover press-loading apparatus Download PDFInfo
- Publication number
- CN108080933A CN108080933A CN201810060366.6A CN201810060366A CN108080933A CN 108080933 A CN108080933 A CN 108080933A CN 201810060366 A CN201810060366 A CN 201810060366A CN 108080933 A CN108080933 A CN 108080933A
- Authority
- CN
- China
- Prior art keywords
- sealing cover
- cylinder
- loading apparatus
- positioning pin
- press
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 60
- 238000007667 floating Methods 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010058109 Hangnail Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
Abstract
A kind of sealing cover press-loading apparatus,Its pedestal is equipped with tool component and floating platform,Floating platform is equipped with slide,Fixed plate,Returning face plate,Returning face plate is equipped with press fitting unit,Floating platform is equipped with the first cylinder for being connected to fixed plate,Interlinked mechanism is equipped between returning face plate and fixed plate,Being pressed unit includes body,It is rotatably installed in multiple points of valve briquettings of body bottom portion,Fixed seat above body,/V rod bearing above fixed seat,Fixed seat,Body,Divide in valve briquetting and vertical passage is collectively formed,Positioning pin is movably installed in passage,The end of positioning pin protrudes from point bottom of valve briquetting to be arranged sealing cover,Each point of valve briquetting around positioning pin be distributed and between elastic ring is installed,The top of positioning pin is equipped with contour screw,Sheathed spring on contour screw,The top of contour screw is located at outside passage,/V rod bearing is equipped with adjustable for height Limit screw,The second cylinder for being connected to floating platform is longitudinally equipped on pedestal.
Description
Technical field
The present invention relates to a kind of New gland bonnet press-loading apparatus.
Background technology
Sealing cover is commonly used among this structure, which includes a cup body（Stent）, cup body center have mandrel,
Inside cup body and mandrel exterior is filled with grease, and sealing cover is sleeved on mandrel, and integrally covers from above cup body,
So that grease seal is not excessive.In the prior art, the pressing method of sealing cover is manual press-loading, using a kind of simple die conduct
Pressure head, not only production efficiency is relatively low, and the press fitting depth of sealing cover cannot adjust.
The content of the invention
In order to overcome defect deficiency in the prior art, the purpose of the present invention is one kind is compact-sized, performance is preferable
Sealing cover press-loading apparatus.
In order to achieve the goal above, the present invention provides a kind of sealing cover press-loading apparatus, including pedestal, on the pedestal
It is provided with to install the tool component of workpiece, the workpiece has cup body and mandrel, is provided with and can indulge on the pedestal
To mobile floating platform, slide is horizontally arranged on the floating platform, die assembly, institute are installed on the slide
The die assembly stated includes the fixed plate being mounted on slide, rotational installation in the returning face plate of the fixed plate, and described turns over
At least one press fitting unit on flap is installed, the first cylinder, first gas are horizontally arranged on the floating platform
The output terminal of cylinder is connected to the fixed plate so that the fixed plate to be driven to translate, and is set between the returning face plate and fixed plate
It is equipped with interlinked mechanism and the cup body for causing the press fitting unit alignment pieces is opened with synchronous overturn, wherein, the press fitting list
Member includes body, is rotatably mounted on multiple points of valve briquettings of the body bottom portion, above the body
Fixed seat, the /V rod bearing above the fixed seat, the fixed seat, body divide in valve briquetting along center
The passage of a longitudinal direction is collectively formed in line direction, and positioning pin, the end of the positioning pin are movably equipped in the passage
End protrudes from a point bottom for valve briquetting, sealing cover is arranged on the end of the positioning pin, each point of valve briquetting is around described
Positioning pin is distributed, and is equipped with elastic ring between each point of valve briquetting, contour screw is connected at the top of the positioning pin, described
Contour screw on be arranged with spring, the spring supporting is between the top of positioning pin and fixed seat, the contour spiral shell
The top of nail stretches out in outside passage the top for being located at fixed seat, and adjustable for height be equipped with is equipped on the /V rod bearing
Limit screw, is vertically arranged with the second cylinder on the pedestal, and the output terminal of second cylinder is connected to described floating
Moving platform simultaneously drives press fitting unit to push, and the positioning pin is corresponded in the mandrel of insertion workpiece, and described divides valve briquetting to open
And sealing cover is pushed into mandrel until the contour screw is pressed on Limit screw.
As a further improvement, the diameter of the positioning pin is less than the diameter of mandrel.
As a further improvement, the top of the mandrel is provided with a flange.
As a further improvement, the outer profile of the flange has the first bevel edge, the inside for dividing valve briquetting
With the second bevel edge, first bevel edge promotes the second bevel edge so that each point of valve briquetting opens.
As a further improvement, n shape plates, second cylinder output are vertically arranged on the floating platform
End is connected on the n shape plates, and the returning face plate is folded to the outside of n shape plates, and the output terminal of first cylinder is worn
The inside for crossing n shape plates is connected with fixed plate.
As a further improvement, safety air cylinder is provided on the pedestal, before the first cylinder action, institute
The output terminal for the safety air cylinder stated is pressed on the outside of returning face plate, when the first cylinder action, the safety air cylinder
Output terminal from the outside of returning face plate withdraw.
As a further improvement, it is connected between the fixed seat and body by the fillister head screw of Longitudinal extending
Together.
As a further improvement, the Limit screw by nut locking on /V rod bearing.
As a further improvement, the positioning sleeve positioned when being provided in the fixed seat for connecting body.
As a further improvement, described that valve briquetting is divided to be rotatablely connected by pivot pin, the axis pin passes through interior hexagonal
Tapered end trip bolt is fixed.
The present invention can realize simple and quick sealing cover automatic press mounting, and press fitting depth can be electrodeless by adjusting screw rod
Adjustment.
Description of the drawings
Attached drawing 1 is in the front view of feeding state for sealing cover press-loading apparatus of the present invention；
Attached drawing 2 is in the top view of feeding state for sealing cover press-loading apparatus of the present invention；
Attached drawing 3 is in the stereogram of feeding state for sealing cover press-loading apparatus of the present invention；
Attached drawing 4 is in the front view of press fitting state for sealing cover press-loading apparatus of the present invention；
Attached drawing 5 is in the side view of press fitting state for sealing cover press-loading apparatus of the present invention；
Attached drawing 6 is in the top view of press fitting state for sealing cover press-loading apparatus of the present invention；
Attached drawing 7 is in the stereogram of press fitting state for sealing cover press-loading apparatus of the present invention；
Attached drawing 8 is in the sectional view of press fitting state for sealing cover press-loading apparatus of the present invention；
Attached drawing 9 is in the three-dimensional cutaway view of press fitting state for the press fitting unit of sealing cover press-loading apparatus of the present invention；
Attached drawing 10 is the stereogram of the press fitting unit of sealing cover press-loading apparatus of the present invention；
Attached drawing 11 is the sectional view of the press fitting unit of sealing cover press-loading apparatus of the present invention.
Specific embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Attached drawing 1 is in the front view of feeding state for sealing cover press-loading apparatus of the present invention, and attached drawing 2 is sealing cover pressure of the present invention
Assembling device is in the top view of feeding state, and attached drawing 3 is in the stereogram of feeding state for sealing cover press-loading apparatus of the present invention, this
The sealing cover press-loading apparatus of embodiment including pedestal 1, is provided with to install the tool component 3 of workpiece 2 on pedestal, workpiece 2 has
There are cup body 4 and mandrel 5, longitudinally movable floating platform 6 be provided on pedestal 1, slide 7 is horizontally arranged on floating platform 6,
Die assembly is installed, die assembly includes the fixed plate 8 being mounted on slide 7, rotational installation in fixed plate 8 on slide 7
Returning face plate 9 is equipped with the press fitting unit 10 of a pair of of left and right distribution on returning face plate 9, the first cylinder is horizontally arranged on floating platform 6
11, the output terminal of the first cylinder 11 is connected to fixed plate 8 so that fixed plate 8 to be driven to translate, and the second cylinder is vertically arranged on pedestal 1
21, the output terminal of the second cylinder 21 is connected to floating platform 6 and press fitting unit 10 is driven to push,
Under feeding state, sealing cover 18 can be sleeved on to the end of a pair of of press fitting unit 10 by charging equipment, in order to protect
Demonstrate,prove the safety in feeding process, be provided with safety air cylinder 26 on pedestal 1, before the action of the first cylinder 11, safety air cylinder 26 it is defeated
Outlet is pressed on the outside of returning face plate 9, and when the first cylinder 11 acts, the output terminal of safety air cylinder 26 is from the outside of returning face plate 9
It withdraws.
Attached drawing 4 is in the front view of press fitting state for sealing cover press-loading apparatus of the present invention, and attached drawing 5 is sealing cover pressure of the present invention
Assembling device is in the side view of press fitting state, and attached drawing 6 is in the top view of press fitting state for sealing cover press-loading apparatus of the present invention, attached
Fig. 7 is the stereogram that sealing cover press-loading apparatus of the present invention is in press fitting state, and gearing is provided between returning face plate 9 and fixed plate 8
Mechanism, during press fitting, the first cylinder 11 driving fixed plate 8 translates so that the synchronous overturning of returning face plate 9 is opened so that pressure
Dress unit 10 is vertically aligned the cup body 4 of workpiece 2.N shapes plate 25, the second cylinder are vertically arranged on floating platform 6
21 output terminals are connected on n shapes plate 25, and returning face plate 9 is folded to the outside of n shapes plate 25, and the output terminal of the first cylinder 11 passes through n shapes
The inside of plate 25 is connected with fixed plate 8.During press fitting, the second cylinder 21 promotes all mechanisms on floating platform 6 whole
Body pushes, and in this process, the first cylinder 11 in release state, ensures that returning face plate 9 is in horizontal opening state always.
Attached drawing 10 is the stereogram of the press fitting unit of sealing cover press-loading apparatus of the present invention, and attached drawing 11 is sealing cover pressure of the present invention
The sectional view of the press fitting unit of assembling device.Being pressed unit 10 includes the body 12 as installation foundation, and 12 bottom of body is rotatable
Be equipped with it is multiple divide valve briquetting 13 for be pressed sealing ring, valve briquetting 13 is divided to be rotatablely connected by pivot pin 29, axis pin 29 is logical
Crossing the interior fixation of hexagonal tapered end trip bolt 30 prevents shaft anti-dropout, and elastic ring 33 is equipped between each point of valve briquetting 13, this
12 top of body is equipped with fixed seat 14, and fixed seat 14 is used for fixed spring 20 and contour screw 19, is set in fixed seat 14 useful
The positioning sleeve 28 positioned when body 12 is connected is connected between fixed seat 14 and body 12 by the fillister head screw 27 of Longitudinal extending
It is connected together, 14 top of fixed seat is equipped with /V rod bearing 15, and adjustable for height be equipped with is equipped on /V rod bearing 15
For accurately adjusting the Limit screw 32 of sealing cover compression distance, Limit screw 32 is locked in /V rod bearing 15 by nut 31
On.
Fixed seat 14, body 12 divide in valve briquetting 13 passage 16 that a longitudinal direction is collectively formed along centerline direction, passage 16
Interior to be movably equipped with positioning pin 17, the end of positioning pin 17 protrudes from a point bottom for valve briquetting 13, the end of positioning pin 17
On be arranged sealing cover 18, each point of valve briquetting 13 is distributed around positioning pin 17, and the top of positioning pin 17 is connected with contour screw 19,
Rectangular Spring 20 is arranged on contour screw 19, spring 20 is supported between the top of positioning pin 17 and fixed seat 14 to position
The original position of pin 17, the top of contour screw 19 stretches out in outside passage 16 top for being located at fixed seat 14, by adjusting Limit screw
32 height can adjust the contact distance of contour screw 19 during press fitting, and then limit the extension elongation of positioning pin 17, most
The press fitting depth of adjustment sealing ring eventually.
Attached drawing 9 is in the three-dimensional cutaway view of press fitting state, positioning pin for the press fitting unit of sealing cover press-loading apparatus of the present invention
17 diameter is less than the diameter of mandrel 5, and forms a step surface in the bottom of positioning pin 17, can facilitate the peace of sealing cover 18
Dress and press fitting.The top of mandrel 5 is provided with a flange 22, and effect is that hangnail is formed after sealing cover 18 is pressed by sealing cover 18
Position locking.Attached drawing 8 is in the sectional view of press fitting state for sealing cover press-loading apparatus of the present invention, sealing cover major part quilt in figure
Press-in, divides valve briquetting 13 to start to open, and valve briquetting 13 is divided to be opened with press-in.When press fitting starts, the top of positioning pin 17, which corresponds to, inserts
In the mandrel 5 for entering workpiece 2, the outer profile of flange 22 has the first bevel edge 23, divides the inside of valve briquetting 13 to have the second bevel edge 24,
First bevel edge 23 promotes the second bevel edge 24 so that each point of valve briquetting 13 opens, and then integrated model can just realize whole downlink,
Valve briquetting 13 is divided to open and sealing cover 18 is pushed on mandrel 5, until contour screw 19 is pressed on Limit screw 32, at this point, close
Capping 18 is completely covered on cup body 4 just.Can effectively solve the press fitting of sealing cover 18 depth by Limit screw 32 cannot adjust
The problem of whole so that different depth can be pressed into according to different needs, the present invention can realize that simple and quick sealing cover is automatic
Press fitting, and press fitting depth can pass through the electrodeless adjustment of adjusting screw rod.
The technical concepts and features of embodiment of above only to illustrate the invention, its object is to allow be familiar with technique
People understands present disclosure and is carried out, and it is not intended to limit the scope of the present invention, all spiritual according to the present invention
The equivalent change or modification that essence is done should all cover within the scope of the present invention.
Claims (10)
1. a kind of sealing cover press-loading apparatus, it is characterised in that：Including pedestal, it is provided with that workpiece is installed on the pedestal
Tool component, the workpiece has cup body and mandrel, longitudinally movable floating platform is provided on the pedestal, described
Floating platform on be horizontally arranged with slide, die assembly is installed, the die assembly includes installation on the slide
Fixed plate, rotational installation on slide is at least one in being equipped on the returning face plate of the fixed plate, the returning face plate
It is pressed unit, is horizontally arranged with the first cylinder on the floating platform, the output terminal of first cylinder is connected to described
Fixed plate the fixed plate to be driven to translate, interlinked mechanism is provided between the returning face plate and fixed plate synchronously to turn over
Turn to open the cup body for being pressed unit alignment pieces so that described, wherein, the press fitting unit includes body, rotatable peace
Consolidate mounted in multiple points of valve briquettings of the body bottom portion, the fixed seat above the body, mounted on described
/V rod bearing above reservation, the fixed seat, body divide in valve briquetting a longitudinal direction are collectively formed along centerline direction
Passage is movably equipped with positioning pin in the passage, and the end of the positioning pin protrudes from a point bottom for valve briquetting,
Sealing cover is arranged on the end of the positioning pin, each point of valve briquetting is distributed around the positioning pin, each point of valve briquetting
Between elastic ring is installed, contour screw is connected at the top of the positioning pin, spring is arranged on the contour screw,
Between the top of positioning pin and fixed seat, the top of the contour screw is stretched out in outside passage to be located at the spring supporting
The top of fixed seat, be equipped on the /V rod bearing it is adjustable for height Limit screw is installed, indulged on the pedestal
To the second cylinder is provided with, the output terminal of second cylinder is connected to the floating platform and drives under press fitting unit
Pressure, the positioning pin are corresponded in the mandrel of insertion workpiece, it is described valve briquetting is divided to open and sealing cover is pushed into mandrel until
The contour screw is pressed on Limit screw.
2. sealing cover press-loading apparatus according to claim 1, it is characterised in that：The diameter of the positioning pin is less than mandrel
Diameter.
3. sealing cover press-loading apparatus according to claim 1, it is characterised in that：It is convex that the top of the mandrel is provided with one
Edge.
4. sealing cover press-loading apparatus according to claim 2, it is characterised in that：The outer profile of the flange has first
Bevel edge, the inside for dividing valve briquetting have the second bevel edge, and first bevel edge promotes the second bevel edge so that each point of valve pressure
Block opens.
5. sealing cover press-loading apparatus according to claim 1, it is characterised in that：It is longitudinally disposed on the floating platform
There are n shape plates, the second cylinder output terminal is connected on the n shape plates, and the returning face plate is folded to the outer of n shape plates
Side, the inside of output terminal through the n shape plates of first cylinder are connected with fixed plate.
6. sealing cover press-loading apparatus according to claim 1, it is characterised in that：Substitute is provided on the pedestal
Cylinder, before described first cylinder action, the output terminal of the safety air cylinder is pressed on the outside of returning face plate, when described the
When one cylinder acts, the output terminal of the safety air cylinder is withdrawn from the outside of returning face plate.
7. sealing cover press-loading apparatus according to claim 1, it is characterised in that：Pass through between the fixed seat and body
The fillister head screw of Longitudinal extending links together.
8. sealing cover press-loading apparatus according to claim 1, it is characterised in that：The Limit screw passes through nut locking
On /V rod bearing.
9. sealing cover press-loading apparatus according to claim 1, it is characterised in that：It is provided with to connect in the fixed seat
Connect the positioning sleeve positioned during body.
10. sealing cover press-loading apparatus according to claim 1, it is characterised in that：Described divides valve briquetting to turn by pivot pin
Dynamic connection, the axis pin are fixed by interior hexagonal tapered end trip bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060366.6A CN108080933A (en) | 2018-01-22 | 2018-01-22 | Sealing cover press-loading apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060366.6A CN108080933A (en) | 2018-01-22 | 2018-01-22 | Sealing cover press-loading apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108080933A true CN108080933A (en) | 2018-05-29 |
Family
ID=62183378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810060366.6A Pending CN108080933A (en) | 2018-01-22 | 2018-01-22 | Sealing cover press-loading apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108080933A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128348A (en) * | 2018-09-14 | 2019-01-04 | 佛山锋顺机械科技有限公司 | A kind of double floating feed folders |
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|---|---|---|---|---|
| CN103433730A (en) * | 2013-09-05 | 2013-12-11 | 江苏三江电器集团有限公司 | Retaining ring press fitting device |
| US20140068921A1 (en) * | 2012-09-09 | 2014-03-13 | Hanwit Precision Industries Ltd. | Floating fastener mounting structure and method |
| CN205673843U (en) * | 2016-06-02 | 2016-11-09 | 辽阳新风科技有限公司 | A kind of novel pneumatic press-fitting tool |
| CN106862901A (en) * | 2016-12-26 | 2017-06-20 | 深圳市金岷江智能装备有限公司 | Press-loading device and its press-loading device |
| CN107160150A (en) * | 2017-07-08 | 2017-09-15 | 江阴博衍机械设备有限公司 | Floating press-loading apparatus |
| CN107433444A (en) * | 2017-09-26 | 2017-12-05 | 江阴博衍机械设备有限公司 | Secondary serialization floating press-loading apparatus |
| CN206883149U (en) * | 2017-07-17 | 2018-01-16 | 四川三台剑门泵业有限公司 | A kind of pressing machine that can accurately adjust the location of workpiece |
| CN207942158U (en) * | 2018-01-22 | 2018-10-09 | 苏州托克斯冲压设备有限公司 | Sealing cover press-loading apparatus |
-
2018
- 2018-01-22 CN CN201810060366.6A patent/CN108080933A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140068921A1 (en) * | 2012-09-09 | 2014-03-13 | Hanwit Precision Industries Ltd. | Floating fastener mounting structure and method |
| CN103433730A (en) * | 2013-09-05 | 2013-12-11 | 江苏三江电器集团有限公司 | Retaining ring press fitting device |
| CN205673843U (en) * | 2016-06-02 | 2016-11-09 | 辽阳新风科技有限公司 | A kind of novel pneumatic press-fitting tool |
| CN106862901A (en) * | 2016-12-26 | 2017-06-20 | 深圳市金岷江智能装备有限公司 | Press-loading device and its press-loading device |
| CN107160150A (en) * | 2017-07-08 | 2017-09-15 | 江阴博衍机械设备有限公司 | Floating press-loading apparatus |
| CN206883149U (en) * | 2017-07-17 | 2018-01-16 | 四川三台剑门泵业有限公司 | A kind of pressing machine that can accurately adjust the location of workpiece |
| CN107433444A (en) * | 2017-09-26 | 2017-12-05 | 江阴博衍机械设备有限公司 | Secondary serialization floating press-loading apparatus |
| CN207942158U (en) * | 2018-01-22 | 2018-10-09 | 苏州托克斯冲压设备有限公司 | Sealing cover press-loading apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128348A (en) * | 2018-09-14 | 2019-01-04 | 佛山锋顺机械科技有限公司 | A kind of double floating feed folders |
| CN109128348B (en) * | 2018-09-14 | 2024-01-12 | 佛山锋顺机械科技有限公司 | Double-floating feeding clamp |
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